
# zoo = ('python', 'elephant', 'penguin') 
# print('Number of animals in the zoo is', len(zoo)) 
# new_zoo = 'monkey', 'camel', zoo 
# print('Number of cages in the new zoo is', len(new_zoo)) 
# print('All animals in new zoo are', new_zoo) 
# print('Animals brought from old zoo are', new_zoo[2]) 
# print('Last animal brought from old zoo is', new_zoo[2][2]) 
# print('Number of animals in the new zoo is', 
# len(new_zoo)-1+len(new_zoo[2])) 